{"instruction": "You are an expert in event argument extraction. Please extract event arguments and their roles from the input that conform to the schema definition, which already includes event trigger words. If an argument does not exist, return NAN or an empty dictionary. Please respond in the format of a JSON string.", "schema": [{"event_type": "patch vulnerability", "arguments": ["time", "vulnerability", "vulnerable system", "common vulnerabilities and exposures", "vulnerable system version", "patch number", "supported platform", "releaser", "issues addressed", "patch"]}], "input": "Although Microsoft says the bug has not yet been exploited , it could cause serious damage if left unpatched ."}
{"patch vulnerability": []}